Ranking Rockets: 2018's biggest movers

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Tamara Zidansek (+110, 180 to 70): The 20-year-old Slovenian compiled a 54-19 win-loss record, including a title run at the Bol 125K and a Moscow River semifinal, over the course of her breakthrough season (Moscow River Cup)

Check out the 15 players in the 2018 year-end Top 100 who improved their position by the greatest amount since their 2017 year-end placement - plus two honorable mentions.